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  3. Looks like DE ccTLD is unresolvable due to DNSSEC issue:https://dnsviz.net/d/nic.de/dnssec/

Looks like DE ccTLD is unresolvable due to DNSSEC issue:https://dnsviz.net/d/nic.de/dnssec/

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  • wall_e@ioc.exchangeW wall_e@ioc.exchange

    @rysiek while I'm taking this as a cue to just go to bed and leave computering for tomorrow... RIP to all the shoddily written automations and batch jobs that will fail tonight 🫡
    May their knock-on effects be mild tomorrow

    rysiek@mstdn.socialR This user is from outside of this forum
    rysiek@mstdn.socialR This user is from outside of this forum
    rysiek@mstdn.social
    wrote last edited by
    #13

    @wall_e

    1 Reply Last reply
    0
    • domi@donotsta.reD domi@donotsta.re

      @rysiek@mstdn.social i mean, they do have de.net, so it's not an irrepairable level of a fuckup

      don't look at dig NS pl now...

      rysiek@mstdn.socialR This user is from outside of this forum
      rysiek@mstdn.socialR This user is from outside of this forum
      rysiek@mstdn.social
      wrote last edited by
      #14

      @domi guess what are the NSes for de.net. though…

      ;; ANSWER SECTION:
      de.net. 86400 IN NS ns1.denic.de.
      de.net. 86400 IN NS ns2.denic.de.
      de.net. 86400 IN NS ns3.denic.de.
      de.net. 86400 IN NS ns4.denic.net.

      domi@donotsta.reD 1 Reply Last reply
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      • rysiek@mstdn.socialR rysiek@mstdn.social

        Because it is DNS, everything is cached on multiple levels. Because there are nameservers in different TLDs (which is the correct thing to do!), combined with cache invalidation fun, this will keep looking like intermittent failures for a while most probably.

        sqrt2@chaos.socialS This user is from outside of this forum
        sqrt2@chaos.socialS This user is from outside of this forum
        sqrt2@chaos.social
        wrote last edited by
        #15

        @rysiek Why are the nic.de servers' addresses not glued to the root zone? I thought that was standard practice even if you have nameservers in other zones, too

        1 Reply Last reply
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        • rysiek@mstdn.socialR rysiek@mstdn.social

          @domi guess what are the NSes for de.net. though…

          ;; ANSWER SECTION:
          de.net. 86400 IN NS ns1.denic.de.
          de.net. 86400 IN NS ns2.denic.de.
          de.net. 86400 IN NS ns3.denic.de.
          de.net. 86400 IN NS ns4.denic.net.

          domi@donotsta.reD This user is from outside of this forum
          domi@donotsta.reD This user is from outside of this forum
          domi@donotsta.re
          wrote last edited by
          #16

          @rysiek@mstdn.social well, but denic.net has glue records. and so does de.net. so those fields don't really matter much, it's still resolvable

          rysiek@mstdn.socialR 1 Reply Last reply
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          • rysiek@mstdn.socialR rysiek@mstdn.social

            Looks like DE ccTLD is unresolvable due to DNSSEC issue:
            https://dnsviz.net/d/nic.de/dnssec/

            😬

            #InfoSec #DNSSEC #DNS #Germany

            tris@chaos.socialT This user is from outside of this forum
            tris@chaos.socialT This user is from outside of this forum
            tris@chaos.social
            wrote last edited by
            #17

            @rysiek cc: @Tutanota

            1 Reply Last reply
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            • domi@donotsta.reD domi@donotsta.re

              @rysiek@mstdn.social well, but denic.net has glue records. and so does de.net. so those fields don't really matter much, it's still resolvable

              rysiek@mstdn.socialR This user is from outside of this forum
              rysiek@mstdn.socialR This user is from outside of this forum
              rysiek@mstdn.social
              wrote last edited by
              #18

              @domi fair enough

              1 Reply Last reply
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              • rysiek@mstdn.socialR rysiek@mstdn.social

                Because it is DNS, everything is cached on multiple levels. Because there are nameservers in different TLDs (which is the correct thing to do!), combined with cache invalidation fun, this will keep looking like intermittent failures for a while most probably.

                rysiek@mstdn.socialR This user is from outside of this forum
                rysiek@mstdn.socialR This user is from outside of this forum
                rysiek@mstdn.social
                wrote last edited by
                #19

                DENIC's status page:
                https://status.denic.de/

                Screenshot below in case you're not able to load it (as I said, stuff is going to be intermittently failing).

                #DNS #DENIC #DNSSEC #InfoSec #SysAdmin

                Link Preview Image
                rysiek@mstdn.socialR tsia_@chaos.socialT 2 Replies Last reply
                1
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                • rysiek@mstdn.socialR rysiek@mstdn.social

                  DENIC's status page:
                  https://status.denic.de/

                  Screenshot below in case you're not able to load it (as I said, stuff is going to be intermittently failing).

                  #DNS #DENIC #DNSSEC #InfoSec #SysAdmin

                  Link Preview Image
                  rysiek@mstdn.socialR This user is from outside of this forum
                  rysiek@mstdn.socialR This user is from outside of this forum
                  rysiek@mstdn.social
                  wrote last edited by
                  #20

                  Here's a thought:

                  The fact that people are experiencing issues with DE sites and asking if CloudFlare is down speaks volumes about the stability of DE ccTLD and the broader DNS compared to big cloud providers.

                  #DNS #InfoSec #SysAdmin

                  vincent@knuddelweide.deV jpmens@mastodon.socialJ yetzt@social.yetzt.meY emily@mastodon.deE 4 Replies Last reply
                  0
                  • rysiek@mstdn.socialR rysiek@mstdn.social

                    Looks like DE ccTLD is unresolvable due to DNSSEC issue:
                    https://dnsviz.net/d/nic.de/dnssec/

                    😬

                    #InfoSec #DNSSEC #DNS #Germany

                    stekopf@mstdn.socialS This user is from outside of this forum
                    stekopf@mstdn.socialS This user is from outside of this forum
                    stekopf@mstdn.social
                    wrote last edited by
                    #21

                    @rysiek

                    From a users perspective some .de domains are not available on one connection but on another connection?

                    At least that's what I'm experiencing currently.

                    rysiek@mstdn.socialR 1 Reply Last reply
                    0
                    • rysiek@mstdn.socialR rysiek@mstdn.social

                      Here's a thought:

                      The fact that people are experiencing issues with DE sites and asking if CloudFlare is down speaks volumes about the stability of DE ccTLD and the broader DNS compared to big cloud providers.

                      #DNS #InfoSec #SysAdmin

                      vincent@knuddelweide.deV This user is from outside of this forum
                      vincent@knuddelweide.deV This user is from outside of this forum
                      vincent@knuddelweide.de
                      wrote last edited by
                      #22

                      @rysiek@mstdn.social True experts questioned their home infra first, because that is obviously the most stable culprit ​​

                      emily@mastodon.deE 1 Reply Last reply
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                      • stekopf@mstdn.socialS stekopf@mstdn.social

                        @rysiek

                        From a users perspective some .de domains are not available on one connection but on another connection?

                        At least that's what I'm experiencing currently.

                        rysiek@mstdn.socialR This user is from outside of this forum
                        rysiek@mstdn.socialR This user is from outside of this forum
                        rysiek@mstdn.social
                        wrote last edited by
                        #23

                        @stekopf read the thread, I explain why this is going to feel intermittent

                        1 Reply Last reply
                        0
                        • rysiek@mstdn.socialR rysiek@mstdn.social

                          Here's a thought:

                          The fact that people are experiencing issues with DE sites and asking if CloudFlare is down speaks volumes about the stability of DE ccTLD and the broader DNS compared to big cloud providers.

                          #DNS #InfoSec #SysAdmin

                          jpmens@mastodon.socialJ This user is from outside of this forum
                          jpmens@mastodon.socialJ This user is from outside of this forum
                          jpmens@mastodon.social
                          wrote last edited by
                          #24

                          @rysiek the last failure of DE I recall was in May (hmm) 2010 (or 2012) when the zone exporter failed because of a file-system full error which wasn’t caught before the zone was shipped out to DE’s secondaries. That caused (alphabetically) all zones > a certain letter (ISTR it was ‘m’) to fail. Quite funny on one hand, sad on another, and hugely embarrassing to the DENIC people 🙂

                          rysiek@mstdn.socialR 1 Reply Last reply
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                          • rysiek@mstdn.socialR rysiek@mstdn.social

                            At this moment, please send #HugOps to folks at DENIC. They are dealing with a really bad and stressful situation and I am sure they are doing their best to resolve it as soon as possible.

                            #DNS #DENIC

                            extmind@chaos.socialE This user is from outside of this forum
                            extmind@chaos.socialE This user is from outside of this forum
                            extmind@chaos.social
                            wrote last edited by
                            #25

                            @rysiek Good pun. 🙂

                            rysiek@mstdn.socialR 1 Reply Last reply
                            0
                            • jpmens@mastodon.socialJ jpmens@mastodon.social

                              @rysiek the last failure of DE I recall was in May (hmm) 2010 (or 2012) when the zone exporter failed because of a file-system full error which wasn’t caught before the zone was shipped out to DE’s secondaries. That caused (alphabetically) all zones > a certain letter (ISTR it was ‘m’) to fail. Quite funny on one hand, sad on another, and hugely embarrassing to the DENIC people 🙂

                              rysiek@mstdn.socialR This user is from outside of this forum
                              rysiek@mstdn.socialR This user is from outside of this forum
                              rysiek@mstdn.social
                              wrote last edited by
                              #26

                              @jpmens any public failure of a TLD, especially a ccTLD, is hugely embarrassing…

                              1 Reply Last reply
                              0
                              • extmind@chaos.socialE extmind@chaos.social

                                @rysiek Good pun. 🙂

                                rysiek@mstdn.socialR This user is from outside of this forum
                                rysiek@mstdn.socialR This user is from outside of this forum
                                rysiek@mstdn.social
                                wrote last edited by
                                #27

                                @extmind what pun?

                                extmind@chaos.socialE 1 Reply Last reply
                                0
                                • rysiek@mstdn.socialR rysiek@mstdn.social

                                  @extmind what pun?

                                  extmind@chaos.socialE This user is from outside of this forum
                                  extmind@chaos.socialE This user is from outside of this forum
                                  extmind@chaos.social
                                  wrote last edited by
                                  #28

                                  @rysiek ...to *resolve* it as soon as possible.

                                  rysiek@mstdn.socialR 1 Reply Last reply
                                  0
                                  • rysiek@mstdn.socialR rysiek@mstdn.social

                                    Here's a thought:

                                    The fact that people are experiencing issues with DE sites and asking if CloudFlare is down speaks volumes about the stability of DE ccTLD and the broader DNS compared to big cloud providers.

                                    #DNS #InfoSec #SysAdmin

                                    yetzt@social.yetzt.meY This user is from outside of this forum
                                    yetzt@social.yetzt.meY This user is from outside of this forum
                                    yetzt@social.yetzt.me
                                    wrote last edited by
                                    #29

                                    @rysiek last notable outage at denic was almost 16 years ago, when they moved servers from amsterdam to frankfurt.

                                    rysiek@mstdn.socialR dergrobi@nrw.socialD 2 Replies Last reply
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                                    • extmind@chaos.socialE extmind@chaos.social

                                      @rysiek ...to *resolve* it as soon as possible.

                                      rysiek@mstdn.socialR This user is from outside of this forum
                                      rysiek@mstdn.socialR This user is from outside of this forum
                                      rysiek@mstdn.social
                                      wrote last edited by
                                      #30

                                      @extmind oh damn! I did not do this on purpose. ha!

                                      1 Reply Last reply
                                      0
                                      • yetzt@social.yetzt.meY yetzt@social.yetzt.me

                                        @rysiek last notable outage at denic was almost 16 years ago, when they moved servers from amsterdam to frankfurt.

                                        rysiek@mstdn.socialR This user is from outside of this forum
                                        rysiek@mstdn.socialR This user is from outside of this forum
                                        rysiek@mstdn.social
                                        wrote last edited by
                                        #31

                                        @yetzt this is… how many nines?

                                        yetzt@social.yetzt.meY 1 Reply Last reply
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                                        • rysiek@mstdn.socialR rysiek@mstdn.social

                                          @yetzt this is… how many nines?

                                          yetzt@social.yetzt.meY This user is from outside of this forum
                                          yetzt@social.yetzt.meY This user is from outside of this forum
                                          yetzt@social.yetzt.me
                                          wrote last edited by
                                          #32

                                          @rysiek https://youtu.be/v07H0Px_2UM

                                          rysiek@mstdn.socialR 1 Reply Last reply
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